1 /* 2 * Copyright (c) 1998, 2010, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 */ 23 24 /* 25 * @test 26 * @bug 4008296 4008293 4190090 4193729 27 * @summary Check for correct handling of parameters to 28 * XXXXInputStream.read(b, off, len). 29 * 30 */ 31 32 import java.io.*; 33 import java.util.zip.ZipInputStream; 34 import java.util.zip.InflaterInputStream; 35 import java.util.zip.DeflaterOutputStream; 36 37 public class ReadParams { 38 39 /* check for correct handling of different values of off and len */ 40 public static void doTest(InputStream in) throws Exception { 41 42 int off[] = {-1, -1, 0, 0, 33, 33, 0, 32, 32, 4, 1, 0, -1, 43 Integer.MAX_VALUE, 1, Integer.MIN_VALUE, 44 Integer.MIN_VALUE, 1}; 45 int len[] = {-1, 0, -1, 33, 0, 4, 32, 0, 4, 16, 31, 0, 46 Integer.MAX_VALUE, Integer.MAX_VALUE, Integer.MAX_VALUE, 180 doTest(sis); 181 doTest1(sis); 182 sis.close(); 183 184 ZipInputStream zis = new ZipInputStream(new FileInputStream(fn)); 185 doTest(zis); 186 doTest1(zis); 187 zis.close(); 188 189 byte[] data = new byte[256]; 190 ByteArrayOutputStream bos = new ByteArrayOutputStream(); 191 DeflaterOutputStream dos = new DeflaterOutputStream(bos); 192 dos.write(data, 0, data.length); 193 dos.close(); 194 InflaterInputStream ifs = new InflaterInputStream 195 (new ByteArrayInputStream(bos.toByteArray())); 196 doTest(ifs); 197 doTest1(ifs); 198 ifs.close(); 199 200 /* cleanup */ 201 fn.delete(); 202 } 203 } 204 205 /* An InputStream class used in the above tests */ 206 class MyInputStream extends InputStream { 207 208 private int readctr = 0; 209 private long endoffile; 210 211 public MyInputStream(long endoffile) { 212 this.endoffile = endoffile; 213 } 214 215 public int read() { 216 if (readctr == endoffile) { 217 return -1; 218 } 219 else { | 1 /* 2 * Copyright (c) 1998, 2017, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 */ 23 24 /* 25 * @test 26 * @bug 4008296 4008293 4190090 4193729 4358774 27 * @summary Check for correct handling of parameters to 28 * XXXXInputStream.read(b, off, len). 29 * 30 */ 31 32 import java.io.*; 33 import java.util.zip.ZipInputStream; 34 import java.util.zip.InflaterInputStream; 35 import java.util.zip.DeflaterOutputStream; 36 37 public class ReadParams { 38 39 /* check for correct handling of different values of off and len */ 40 public static void doTest(InputStream in) throws Exception { 41 42 int off[] = {-1, -1, 0, 0, 33, 33, 0, 32, 32, 4, 1, 0, -1, 43 Integer.MAX_VALUE, 1, Integer.MIN_VALUE, 44 Integer.MIN_VALUE, 1}; 45 int len[] = {-1, 0, -1, 33, 0, 4, 32, 0, 4, 16, 31, 0, 46 Integer.MAX_VALUE, Integer.MAX_VALUE, Integer.MAX_VALUE, 180 doTest(sis); 181 doTest1(sis); 182 sis.close(); 183 184 ZipInputStream zis = new ZipInputStream(new FileInputStream(fn)); 185 doTest(zis); 186 doTest1(zis); 187 zis.close(); 188 189 byte[] data = new byte[256]; 190 ByteArrayOutputStream bos = new ByteArrayOutputStream(); 191 DeflaterOutputStream dos = new DeflaterOutputStream(bos); 192 dos.write(data, 0, data.length); 193 dos.close(); 194 InflaterInputStream ifs = new InflaterInputStream 195 (new ByteArrayInputStream(bos.toByteArray())); 196 doTest(ifs); 197 doTest1(ifs); 198 ifs.close(); 199 200 InputStream nis = InputStream.nullStream(); 201 doTest(nis); 202 doTest1(nis); 203 nis.close(); 204 205 /* cleanup */ 206 fn.delete(); 207 } 208 } 209 210 /* An InputStream class used in the above tests */ 211 class MyInputStream extends InputStream { 212 213 private int readctr = 0; 214 private long endoffile; 215 216 public MyInputStream(long endoffile) { 217 this.endoffile = endoffile; 218 } 219 220 public int read() { 221 if (readctr == endoffile) { 222 return -1; 223 } 224 else { |